Use Face ID or Touch ID on Firefox Focus for iOS

Add an extra layer of privacy by setting up Face ID (iPhone X) or Touch ID on Firefox Focus. If you leave a website loaded on Firefox Focus when you switch apps, anyone who tries to view Firefox Focus will have to verify through Face ID or Touch ID.

1. Tap the Menu button and then tap Settings.

   

2. Under the Privacy section, turn the switch on next to Use Face ID (or Touch ID) to unlock app.